Nissan Sentra Service Manual: Symptom diagnosis

Nissan Sentra Service Manual / Body exterior, doors, roof & vehicle security / Security control system / Without intelligent key system / Symptom diagnosis

Nissan vehicle immobilizer systemnats symptoms

Symptom Table

Note:

Before performing the diagnosis in the following table, check вЂњSEC-171, "Work Flow"вЂќ.
Check that vehicle is under the condition shown in вЂњConditions of vehicleвЂќ before starting diagnosis, and check each symptom.
If the following symptoms are detected, check systems shown in the вЂњDiagnosis/service procedureвЂќ column in this order.

CONDITIONS OF VEHICLE (OPERATING CONDITIONS)

Mechanical key is not inserted into key cylinder.

Symptom	Diagnosis/service procedure	Reference page
Security indicator does not turn ON or flash.	Check vehicle security indicator	SEC-190
Security indicator does not turn ON or flash.	Check Intermittent Incident	GI-39

Dtc/circuit diagnosis

Power supply and ground circuit Diagnosis Procedure Refer to LAN-7, "CAN COMMUNICATION SYSTEM : System Description". Vehicle security indicator Description DTC DETECTION LOGIC NOTE: U ...

Removal and installation

Nats antenna amp Removal and installation REMOVAL Remove instrument finisher B. Refer to IP-14, "Exploded View". Using a suitable tool release the pawls on either side and remove the ...

Other materials:

B terminal circuit
Description вЂњBвЂќ terminal circuit supplies power to charge the battery and to operate the vehicles electrical system. Diagnosis procedure Regarding wiring diagram information. Refer to chg-9, "wiring diagram". 1.Check вЂњbвЂќ terminal connection Turn ignition switc ...

Cargo net (if so equipped)
WARNING Properly secure all cargo with ropes or straps to help prevent it from sliding or shifting. In a sudden stop or collision, unsecured cargo could cause personal injury. Be sure to secure all four hooks into the retainers. The cargo restrained in the net ...

Eps branch line circuit
Diagnosis procedure 1.Check connector Turn the ignition switch OFF. Disconnect the battery cable from the negative terminal. Check the terminals and connectors of the eps control unit for damage, bend and loose connection (unit side and connector side). Is the inspection result norm ...